40 CFR 90.302 - Definitions.
The definitions in § 90.3 apply to this subpart. The following definitions also apply to this subpart.
Intermediate speed means the engine speed which is 85 percent of the rated speed.
Natural gas means a fuel whose primary constituent is methane.
Rated speed means the speed at which the manufacturer specifies the maximum rated power of an engine.
[64 FR 15243, Mar. 30, 1999]
Title 40 published on 2014-07-01.
No entries appear in the Federal Register after this date, for 40 CFR Part 90.